Tire tread



FIG. 1 is a perspective view of a tire tread showing our new design, it being understood that the tread is repeated throughout the circumference of the tire, the opposite side perspective being substantially identical thereto, it being understood that the dash-dash broken lines represent environment and form no part of the claimed design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a side elevation view thereof, the opposite side elevation being a mirror image thereof; and

FIG. 5 is an enlarged view of a portion of the tire tread of FIG. 2; and,

FIG. 6 is an enlarged fragmentary view of a corner of the tire tread of FIG. 2. 

CLAIM The ornamental design for a tire tread, as shown and described. 